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STEINDORFF NYMCS-620 Instruction Manual
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STEINDORFF NYMCS-620 Instruction Manual

Metallurgical microscope
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®
STEINDORFF
METALLURGICAL
MICROSCOPE
NYMCS-620
Instruction Manual
It is recommended strongly that you study this manual thoroughly before using the microscope. Retain this manual
in an easily accessible place near the work desk for future reference.

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Summary of Contents for STEINDORFF NYMCS-620

  • Page 1 ® STEINDORFF METALLURGICAL MICROSCOPE NYMCS-620 Instruction Manual It is recommended strongly that you study this manual thoroughly before using the microscope. Retain this manual in an easily accessible place near the work desk for future reference.

  • Page 2: Table Of Contents

    ® STEINDORFF CONTENTS USER NOTICE …………………………………………………………………………………………… Components ………………………………………………………………………………………….. Installation …………………………………………………………………………………………..Operation ……………………………………………………………………………......Observation Methods ………………………………………………………………………………... Specification ………………………………………………………………………………………….. Troubleshooting ………………………………………………………………………………………...

  • Page 3: User Notice

    ® STEINDORFF USER NOTICE USER NOTICE Safety note Carefully open the box, avoid the accessories, like lens, dropping to ground and being damaged. Do keep the instrument out of direct sunlight, high temperature or humidity, dusty and easy shaking environment. Make sure the stage is smooth, horizontal and firm enough.

  • Page 4: Components

    ® STEINDORFF 1. COMPONENTS Components name of NYMCS-620...

  • Page 5: Installation

    ® STEINDORFF 2. INSTALLATION 2.1. Installation Diagram The following figure shows the installation sequence of the components. The number in the figure show the installation steps.  Before installing, be sure every components is clean, do not score any parts or glass surface.
  • Page 6 ® STEINDORFF 2.2. Installation Steps 2.2.1. Installing the Mechanical Stage Support Device Before installing the device, be sure to adjust the coarse focus knob ①. Make the guide board ② down to the lowest position, so you can install the mechanical stage support device easily.
  • Page 7 ® STEINDORFF 2.2.2. Installing the reflected light brightfield/darkfield illuminator Installing the reflected light illuminator (Fig. 4) on the head of microscope body (Fig. 5), and turn to a proper position, then screw down the bolt ⑥ to fix it. Fig. 4 2.2.3.
  • Page 8 ® STEINDORFF 2.2.5. Installing the Video Port (optional) Insert the video port (Fig. 8) into the trinocular unit (Fig. 6), then screw down the bolt ⑨ to fix it. 2.2.6. Installing the Eyepiece Insert the eyepiece (Fig. 9) into the eyepiece tube until they are against each other.
  • Page 9 ® STEINDORFF 2.2.8. Attaching the Halogen Bulb The applicable lamp bulb is the 24V100WHAL. Fully loosen the clamping screw ① at the top of the lamp housing using the provided hexagon wrench. Remove the lamp housing ② by lifting it up.

  • Page 10: Operation

    ® STEINDORFF 3. OPERATION 3.1. Turning on the Lamp Connect the power, press the main switch ① to the “I” (on) position. When using transmitted light illumination, fixing the lamp holder into the jack on the back of the microscope (Fig. 11), and insert the power plug into the power jack of the microscope (③in Fig.
  • Page 11 ® STEINDORFF 3.4. Turning on the Lamp Connect the power, press the main switch ① to the “I” (on) position. When using transmitted light illumination, fixing the lamp holder into the jack on the back of the microscope (Fig. 11), and insert the power plug Fig.
  • Page 12 ® STEINDORFF 3.7. Focus When not using the video set Push in the light path selector lever ① completely, then observe with both eyes. Use the 10×objective focus, to avoid the objective touch with the specimen, you should raise the mechanical stage at first, let the specimen close to Fig.
  • Page 13 ® STEINDORFF 3.8. Using the ND Filter Knob The ND Filter is interlocked with brightfield (BF) light path switching so it can be engaged or disengaged according to the mirror selector lever ① .The ND filter makes it possible to reduce the glare when darkfield (DF) is switch to brightfield (BF).
  • Page 14 ® STEINDORFF 3.10. Selecting the Light Path of the trinocular Tube Slide the mirror selector lever ① toward the indication of the mirror for the desired observation method. BF: Reflected light brightfield observation DF: Reflected light darkfield observation Be sure to slide the mirror selector lever until it contacts the stopper.
  • Page 15 ® STEINDORFF 3.12. Centering the Aperture Iris Diaphragm (AS) Slide the mirror selector lever to “BF”. Engage the 10X objective by rotating the revolving nosepiece, place the specimen on the stage and adjust approximate focusing. The image of aperture iris diaphragm Remove the eyepiece, look into the eyepiece sleeve and pull the AS knob⑤, so that the aperture is about 70%.
  • Page 16 ® STEINDORFF 3.14. Adjusting the Swing out Condenser (Fig. 32) The center of the condenser and the light axes of the objective are coaxial. It has been adjusted before leaving factory, so the user needn’t to adjust them by self.

  • Page 17: Observation Methods

    ® STEINDORFF 4. OBSERVATION METHODS 4.1. Reflected Light Brightfield/Darkfield Observation The following chart shows the operating procedure for reflected light BF or DF observation. Select the brightfield (BF) or darkfield (DF) observation. －－－－－ Mirror selector lever (P. 14) Set the main switch to “I” (ON).
  • Page 18 ® STEINDORFF 4.2. Reflected Light Simplified Polarized Light Observation 1. Setting the Analyzer and Polarizer (Fig. 15). 2. Place the specimen on the stage and adjust the focus by moving the stage up or down. Now simplified polarized light observation can be started.

  • Page 19: Specification

    ® STEINDORFF 5. SPECIFICATIONS ● Optical system Infinite Optical System ● Eyepiece (Ocular) Exceed wide field ocular EW10X/22, tubeΦ30 matched ● 5×/0.12/∞/-(BF) ● 10×/0.25/∞/-(BF/DF) ● 20×/0.4/∞/0(BF/DF) ● 50×/0.75/∞/0(BF) Infinite plan ● 100×/0.9/∞/0(BF) achromatic ● 40×/0.65/∞/0.17 ● 100×/1.25/∞/0.17 ○ 40×/0.6/∞/0(BF/DF) ○...

  • Page 20: Troubleshooting

    ® STEINDORFF 6. TROUBLESHOOTING 6.1. Optical Parts PROBLEM REASON FOR PROBLEM SOLUTION The aperture or field iris diaphragm Open the aperture and field iris is closed. diaphragms. Analyzer and polarizer are engaged Disengage them from light path. Bulb lights but the in light path.
  • Page 21 ® STEINDORFF 6.2. Mechanical Part PROBLEM REASON FOR PROBLEM SOLUTION The tension adjustment collar is too tight Loose properly The coarse focus knob is hard to run Pre-focusing lever is locked. Release pre-focusing lever. Stage drifts down by itself or Tighten ring to an optimum Tension adjustment ring is too loose.